empact/steward/backend/mysql/mysql_storage.go

80 lines
1.3 KiB
Go

package mysql
import (
"database/sql"
_ "github.com/go-sql-driver/mysql"
"github.com/localhots/steward/steward"
)
type (
MysqlStorage struct {
db *sql.DB
importStmt *sql.Stmt
}
)
const (
importQuery = "" +
"replace into contributions (author, repo, week, commits, additions, deletions) " +
"values (?, ?, ?, ?, ?, ?)"
)
func New(host, user, pass, db string) *MysqlStorage {
var (
s = &MysqlStorage{}
err error
databaseURI = makeDatabaseURI(host, user, pass, db)
)
if s.db, err = sql.Open("mysql", databaseURI); err != nil {
panic(err)
}
if s.importStmt, err = s.db.Prepare(importQuery); err != nil {
panic(err)
}
return s
}
func (ms *MysqlStorage) ImportContributions(contrib []*steward.Contribution) {
for _, c := range contrib {
if _, err := ms.importStmt.Exec(
c.Author,
c.Repo,
c.Week,
c.Commits,
c.Additions,
c.Deletions,
); err != nil {
panic(err)
}
}
}
func makeDatabaseURI(host, user, pass, db string) string {
var (
databaseURI string
)
if user == "" && pass != "" {
panic("Password is set but no is user specified")
}
if user != "" {
databaseURI += user
}
if pass != "" {
databaseURI += ":" + pass
}
if user != "" {
databaseURI += "@"
}
if host != "" {
databaseURI += host
}
databaseURI += "/" + db + "?parseTime=true"
return databaseURI
}